 
 (def voomdb-header "voom-db-0")
 
-(defn git-db-file
+(defn ^File git-db-file
   [gitdir]
   (io/file gitdir ".git" "voomdb.frs.gz"))
 

  (with-open [w (-> (git-db-file gitdir)
                    io/output-stream
                    java.util.zip.GZIPOutputStream.
                    (fress/create-writer :handlers sha/write-handlers))]
    (fress/begin-open-list w)
    (fress/write-object w voomdb-header)
    (doseq [item (vdb/to-reldata db)]

  (:import [clojure.lang #_IPersistentVector Seqable]
           [java.util Date]
           [java.lang.reflect Array]
           [java.io File FileInputStream FileOutputStream OutputStreamWriter
            Closeable]
           [java.util.logging Logger Handler Level]
           [org.sonatype.aether.transfer ArtifactNotFoundException]))

